The BSTJTRC2 by National Safety Apparel features FR Control 2.0™ that is built to tackle both hot and cold temperatures. This flame resistant base layer offers advanced fabric technology allowing it to actively respond to conditions and assist in regulating body temperature. The ANSI Class 2 style is available only in Yellow for sizes Small to 4XL.

Please Allow 4-6 weeks shipping time for this item since it is custom made in the U.S.A..